last executing test programs: 440.193231ms ago: executing program 2 (id=3): r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, 0x0) ioctl$TCSETS(0xffffffffffffffff, 0x40045431, &(0x7f0000000240)={0x2, 0x0, 0x80000001, 0x6, 0x0, "7f1227f7adf97affe4ffff7d1800"}) r1 = syz_open_dev$media(&(0x7f0000000380), 0x0, 0x0) r2 = syz_open_dev$media(&(0x7f0000000380), 0x0, 0x0) ioctl$MEDIA_IOC_ENUM_LINKS(r2, 0xc0287c02, &(0x7f0000000100)={0x80000000, 0x0, &(0x7f0000000200)=[{}, {{}, {0x80000000}}]}) ioctl$MEDIA_IOC_ENUM_ENTITIES(r1, 0xc1007c01, &(0x7f0000000500)={r3}) 0s ago: executing program 3 (id=4): sched_setscheduler(0x0, 0x2, 0x0) sendmmsg$unix(0xffffffffffffffff, 0x0, 0x0, 0x0) r0 = socket(0x2b, 0x1, 0x1) r1 = socket$nl_sock_diag(0x10, 0x3, 0x4) sendmsg$rds(r0, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20000000}, 0x24000001) sendmsg$SOCK_DIAG_BY_FAMILY(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000780)={0x14, 0x14, 0x601, 0x3, 0x0, {0x2b, 0x4}}, 0x14}, 0x1, 0x0, 0x0, 0x4050}, 0x4000) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.0.144' (ED25519) to the list of known hosts. [ 81.062920][ T5826] cgroup: Unknown subsys name 'net' [ 81.392398][ T5826] cgroup: Unknown subsys name 'cpuset' [ 81.448410][ T5826] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 83.240654][ T5826] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 85.992042][ T5843] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 86.012642][ T59] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 86.015766][ T5849] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 86.024095][ T5852] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 86.024942][ T5852] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 86.025112][ T5852] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 86.028500][ T5852] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 86.030398][ T5852] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 86.031196][ T5852] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 86.043892][ T5852] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 86.044653][ T5852] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 86.050613][ T5855] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 86.060119][ T5849] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 86.062297][ T5849] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 86.070253][ T5849] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 86.077986][ T5849] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 86.078765][ T5855] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 86.080265][ T5855] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 86.080719][ T5855] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 86.082382][ T5856] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 86.083317][ T5856] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 86.087556][ T5856] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 86.090616][ T5856] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 86.112142][ T5856] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 86.178311][ T5856] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 86.902114][ T5836] chnl_net:caif_netlink_parms(): no params data found [ 86.985269][ T980] cfg80211: failed to load regulatory.db [ 87.210535][ T5845] chnl_net:caif_netlink_parms(): no params data found [ 87.249788][ T5838] chnl_net:caif_netlink_parms(): no params data found [ 87.282007][ T5847] chnl_net:caif_netlink_parms(): no params data found [ 87.296157][ T5840] chnl_net:caif_netlink_parms(): no params data found [ 87.829802][ T5836] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.831244][ T5836] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.831885][ T5836] bridge_slave_0: entered allmulticast mode [ 87.834805][ T5836] bridge_slave_0: entered promiscuous mode [ 87.895801][ T5836] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.895948][ T5836] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.896102][ T5836] bridge_slave_1: entered allmulticast mode [ 87.906916][ T5836] bridge_slave_1: entered promiscuous mode [ 88.090172][ T5843] Bluetooth: hci0: command tx timeout [ 88.177910][ T5843] Bluetooth: hci1: command tx timeout [ 88.178102][ T59] Bluetooth: hci3: command tx timeout [ 88.249360][ T59] Bluetooth: hci4: command tx timeout [ 88.249369][ T5843] Bluetooth: hci2: command tx timeout [ 88.311553][ T5845] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.311685][ T5845] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.311862][ T5845] bridge_slave_0: entered allmulticast mode [ 88.313714][ T5845] bridge_slave_0: entered promiscuous mode [ 88.573683][ T5836] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.576267][ T5845] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.576356][ T5845] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.576478][ T5845] bridge_slave_1: entered allmulticast mode [ 88.585340][ T5845] bridge_slave_1: entered promiscuous mode [ 88.690288][ T5838] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.690448][ T5838] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.690611][ T5838] bridge_slave_0: entered allmulticast mode [ 88.692283][ T5838] bridge_slave_0: entered promiscuous mode [ 88.801319][ T5836] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.885461][ T5847] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.885624][ T5847] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.885799][ T5847] bridge_slave_0: entered allmulticast mode [ 88.888548][ T5847] bridge_slave_0: entered promiscuous mode [ 88.892029][ T5838] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.892158][ T5838] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.892330][ T5838] bridge_slave_1: entered allmulticast mode [ 88.894855][ T5838] bridge_slave_1: entered promiscuous mode [ 88.896993][ T5840] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.897118][ T5840] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.897274][ T5840] bridge_slave_0: entered allmulticast mode [ 88.901570][ T5840] bridge_slave_0: entered promiscuous mode [ 89.050778][ T5847] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.050950][ T5847] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.051142][ T5847] bridge_slave_1: entered allmulticast mode [ 89.053890][ T5847] bridge_slave_1: entered promiscuous mode [ 89.148748][ T5840] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.148842][ T5840] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.148971][ T5840] bridge_slave_1: entered allmulticast mode [ 89.150454][ T5840] bridge_slave_1: entered promiscuous mode [ 89.285129][ T5845] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 89.541745][ T5836] team0: Port device team_slave_0 added [ 89.545566][ T5845] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 89.643683][ T5838] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 89.733262][ T5836] team0: Port device team_slave_1 added [ 89.832844][ T5847] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 89.840732][ T5838] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 89.849370][ T5840] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 90.011123][ T5847] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 90.101405][ T5840] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 90.169347][ T59] Bluetooth: hci0: command tx timeout [ 90.223124][ T5845] team0: Port device team_slave_0 added [ 90.247942][ T5843] Bluetooth: hci1: command tx timeout [ 90.248077][ T59] Bluetooth: hci3: command tx timeout [ 90.327984][ T59] Bluetooth: hci4: command tx timeout [ 90.328016][ T59] Bluetooth: hci2: command tx timeout [ 90.670171][ T5836] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 90.670183][ T5836] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 90.670196][ T5836] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 90.673700][ T5845] team0: Port device team_slave_1 added [ 90.763020][ T5838] team0: Port device team_slave_0 added [ 90.846001][ T5836] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 90.846013][ T5836] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 90.846027][ T5836] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 90.961512][ T5847] team0: Port device team_slave_0 added [ 90.963910][ T5838] team0: Port device team_slave_1 added [ 90.967126][ T5840] team0: Port device team_slave_0 added [ 91.047502][ T5847] team0: Port device team_slave_1 added [ 91.131997][ T5840] team0: Port device team_slave_1 added [ 91.136254][ T5845] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 91.136270][ T5845] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 91.136292][ T5845] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 91.360106][ T5845] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 91.360118][ T5845] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 91.360131][ T5845] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 91.439907][ T5838] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 91.439922][ T5838] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 91.439946][ T5838] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 91.645309][ T5838] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 91.645323][ T5838] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 91.645337][ T5838] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 91.646312][ T5847] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 91.646323][ T5847] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 91.646335][ T5847] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 91.781665][ T5840] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 91.781681][ T5840] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 91.781705][ T5840] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 91.851619][ T5847] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 91.851634][ T5847] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 91.851657][ T5847] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 91.856355][ T5840] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 91.856366][ T5840] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 91.856379][ T5840] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 91.867625][ T5836] hsr_slave_0: entered promiscuous mode [ 91.882825][ T5836] hsr_slave_1: entered promiscuous mode [ 92.247872][ T5843] Bluetooth: hci0: command tx timeout [ 92.253127][ T5845] hsr_slave_0: entered promiscuous mode [ 92.254574][ T5845] hsr_slave_1: entered promiscuous mode [ 92.255719][ T5845] debugfs: 'hsr0' already exists in 'hsr' [ 92.255846][ T5845] Cannot create hsr debugfs directory [ 92.327989][ T5843] Bluetooth: hci3: command tx timeout [ 92.328022][ T5843] Bluetooth: hci1: command tx timeout [ 92.408303][ T59] Bluetooth: hci2: command tx timeout [ 92.408335][ T59] Bluetooth: hci4: command tx timeout [ 92.535550][ T5838] hsr_slave_0: entered promiscuous mode [ 92.537210][ T5838] hsr_slave_1: entered promiscuous mode [ 92.539006][ T5838] debugfs: 'hsr0' already exists in 'hsr' [ 92.539032][ T5838] Cannot create hsr debugfs directory [ 92.772936][ T5847] hsr_slave_0: entered promiscuous mode [ 92.774000][ T5847] hsr_slave_1: entered promiscuous mode [ 92.774557][ T5847] debugfs: 'hsr0' already exists in 'hsr' [ 92.774575][ T5847] Cannot create hsr debugfs directory [ 92.890859][ T5840] hsr_slave_0: entered promiscuous mode [ 92.892177][ T5840] hsr_slave_1: entered promiscuous mode [ 92.892822][ T5840] debugfs: 'hsr0' already exists in 'hsr' [ 92.892843][ T5840] Cannot create hsr debugfs directory [ 94.327841][ T5843] Bluetooth: hci0: command tx timeout [ 94.417880][ T5843] Bluetooth: hci1: command tx timeout [ 94.417911][ T5843] Bluetooth: hci3: command tx timeout [ 94.466633][ T5836] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 94.487982][ T59] Bluetooth: hci4: command tx timeout [ 94.488016][ T59] Bluetooth: hci2: command tx timeout [ 94.515498][ T5836] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 94.535408][ T5836] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 94.594980][ T5836] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 94.723920][ T5845] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 94.762741][ T5845] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 94.804114][ T5845] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 94.852718][ T5845] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 95.009630][ T5838] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 95.066228][ T5838] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 95.121525][ T5838] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 95.171724][ T5838] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 95.350534][ T5847] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 95.397081][ T5847] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 95.436932][ T5847] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 95.495454][ T5847] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 95.645755][ T5840] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 95.689644][ T5840] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 95.742376][ T5840] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 95.795559][ T5840] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 95.837199][ T5836] 8021q: adding VLAN 0 to HW filter on device bond0 [ 95.947100][ T5836] 8021q: adding VLAN 0 to HW filter on device team0 [ 95.976343][ T5845] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.023276][ T1285] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.023961][ T1285] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.074187][ T1285] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.074291][ T1285] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.134922][ T5845] 8021q: adding VLAN 0 to HW filter on device team0 [ 96.186975][ T5838] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.203013][ T3528] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.203292][ T3528] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.254054][ T3528] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.254139][ T3528] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.335994][ T5838] 8021q: adding VLAN 0 to HW filter on device team0 [ 96.362867][ T5847] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.397052][ T3624] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.397176][ T3624] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.456392][ T3624] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.456503][ T3624] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.565920][ T5847] 8021q: adding VLAN 0 to HW filter on device team0 [ 96.654338][ T5840] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.660722][ T3624] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.661002][ T3624] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.713704][ T3597] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.714901][ T3597] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.844337][ T5840] 8021q: adding VLAN 0 to HW filter on device team0 [ 96.914895][ T1106] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.915079][ T1106] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.976558][ T1106] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.976707][ T1106] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.109249][ T5836] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 97.294132][ T5845] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 97.560649][ T5836] veth0_vlan: entered promiscuous mode [ 97.657399][ T5836] veth1_vlan: entered promiscuous mode [ 97.674747][ T5838] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 97.784691][ T5845] veth0_vlan: entered promiscuous mode [ 97.795731][ T5847] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 97.845577][ T5845] veth1_vlan: entered promiscuous mode [ 97.907632][ T5836] veth0_macvtap: entered promiscuous mode [ 97.925033][ T5840] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 97.972136][ T5836] veth1_macvtap: entered promiscuous mode [ 98.066683][ T5838] veth0_vlan: entered promiscuous mode [ 98.119245][ T5836] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 98.120838][ T5845] veth0_macvtap: entered promiscuous mode [ 98.148392][ T5838] veth1_vlan: entered promiscuous mode [ 98.185110][ T5847] veth0_vlan: entered promiscuous mode [ 98.194944][ T5836] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 98.195553][ T5845] veth1_macvtap: entered promiscuous mode [ 98.266970][ T3528] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.300972][ T3528] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.306633][ T5847] veth1_vlan: entered promiscuous mode [ 98.341661][ T1106] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.346715][ T1106] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.429372][ T5845] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 98.515506][ T5845] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 98.647587][ T5838] veth0_macvtap: entered promiscuous mode [ 98.661016][ T1135] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.680945][ T3624] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.699339][ T3624] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.720967][ T5838] veth1_macvtap: entered promiscuous mode [ 98.722663][ T3624] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.832955][ T5847] veth0_macvtap: entered promiscuous mode [ 98.846550][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 98.846574][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 98.934907][ T5847] veth1_macvtap: entered promiscuous mode [ 99.019551][ T5838] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 99.113739][ T5840] veth0_vlan: entered promiscuous mode [ 99.125157][ T5838] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 99.137271][ T3528] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.137289][ T3528] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.234475][ T3597] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.234494][ T3597] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.245936][ T5847] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 99.258468][ T5840] veth1_vlan: entered promiscuous mode [ 99.277184][ T3528] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.313941][ T3528] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.327977][ T3528] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.349464][ T5847] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 99.349942][ T3528] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.507655][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.513484][ T3528] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.513571][ T3528] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.513584][ T3528] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.516414][ T3528] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.577585][ T3528] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.966062][ T5840] veth0_macvtap: entered promiscuous mode [ 100.095066][ T1135] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.095084][ T1135] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.129077][ T5840] veth1_macvtap: entered promiscuous mode [ 100.194725][ T5961] [ 100.194738][ T5961] ====================================================== [ 100.194745][ T5961] WARNING: possible circular locking dependency detected [ 100.194762][ T5961] syzkaller #0 Not tainted [ 100.194773][ T5961] ------------------------------------------------------ [ 100.194780][ T5961] syz.3.4/5961 is trying to acquire lock: [ 100.194790][ T5961] ffff8880b8923d90 ((softirq_ctrl.lock)){+.+.}-{3:3}, at: __local_bh_disable_ip+0x264/0x400 [ 100.194849][ T5961] [ 100.194849][ T5961] but task is already holding lock: [ 100.194855][ T5961] ffffffff8efa6be8 (smc_v6_hashinfo.lock){++.+}-{3:3}, at: smc_diag_dump_proto+0x174/0x1fb0 [ 100.194897][ T5961] [ 100.194897][ T5961] which lock already depends on the new lock. [ 100.194897][ T5961] [ 100.194903][ T5961] [ 100.194903][ T5961] the existing dependency chain (in reverse order) is: [ 100.194910][ T5961] [ 100.194910][ T5961] -> #1 (smc_v6_hashinfo.lock){++.+}-{3:3}: [ 100.194934][ T5961] lock_acquire+0x120/0x360 [ 100.194955][ T5961] rt_write_lock+0x6a/0x110 [ 100.194971][ T5961] smc_hash_sk+0x8f/0x2a0 [ 100.194987][ T5961] smc_sk_init+0x5a4/0x7f0 [ 100.195003][ T5961] __smc_create+0x10d/0x280 [ 100.195022][ T5961] __sock_create+0x4b3/0x9f0 [ 100.195047][ T5961] __sys_socket+0xd7/0x1b0 [ 100.195063][ T5961] __x64_sys_socket+0x7a/0x90 [ 100.195080][ T5961] do_syscall_64+0xfa/0x3b0 [ 100.195101][ T5961] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.195118][ T5961] [ 100.195118][ T5961] -> #0 ((softirq_ctrl.lock)){+.+.}-{3:3}: [ 100.195141][ T5961] validate_chain+0xb9b/0x2140 [ 100.195163][ T5961] __lock_acquire+0xab9/0xd20 [ 100.195181][ T5961] reacquire_held_locks+0x127/0x1d0 [ 100.195202][ T5961] lock_release+0x1b4/0x3e0 [ 100.195220][ T5961] __local_bh_enable_ip+0x10c/0x270 [ 100.195238][ T5961] sock_i_ino+0xa9/0xc0 [ 100.195259][ T5961] smc_diag_dump_proto+0xa4c/0x1fb0 [ 100.195276][ T5961] smc_diag_dump+0x59/0xa0 [ 100.195292][ T5961] netlink_dump+0x6e4/0xe90 [ 100.195310][ T5961] __netlink_dump_start+0x5cb/0x7e0 [ 100.195327][ T5961] smc_diag_handler_dump+0x178/0x210 [ 100.195344][ T5961] sock_diag_rcv_msg+0x4c9/0x600 [ 100.195360][ T5961] netlink_rcv_skb+0x205/0x470 [ 100.195377][ T5961] netlink_unicast+0x843/0xa10 [ 100.195393][ T5961] netlink_sendmsg+0x805/0xb30 [ 100.195410][ T5961] __sock_sendmsg+0x219/0x270 [ 100.195425][ T5961] ____sys_sendmsg+0x508/0x820 [ 100.195448][ T5961] ___sys_sendmsg+0x21f/0x2a0 [ 100.195468][ T5961] __x64_sys_sendmsg+0x1a1/0x260 [ 100.195488][ T5961] do_syscall_64+0xfa/0x3b0 [ 100.195509][ T5961] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.195524][ T5961] [ 100.195524][ T5961] other info that might help us debug this: [ 100.195524][ T5961] [ 100.195530][ T5961] Possible unsafe locking scenario: [ 100.195530][ T5961] [ 100.195536][ T5961] CPU0 CPU1 [ 100.195541][ T5961] ---- ---- [ 100.195547][ T5961] rlock(smc_v6_hashinfo.lock); [ 100.195559][ T5961] lock((softirq_ctrl.lock)); [ 100.195572][ T5961] lock(smc_v6_hashinfo.lock); [ 100.195584][ T5961] lock((softirq_ctrl.lock)); [ 100.195593][ T5961] [ 100.195593][ T5961] *** DEADLOCK *** [ 100.195593][ T5961] [ 100.195598][ T5961] 3 locks held by syz.3.4/5961: [ 100.195607][ T5961] #0: ffff88803bb66908 (nlk_cb_mutex-SOCK_DIAG){+.+.}-{4:4}, at: __netlink_dump_start+0xfe/0x7e0 [ 100.195645][ T5961] #1: ffffffff8efa6be8 (smc_v6_hashinfo.lock){++.+}-{3:3}, at: smc_diag_dump_proto+0x174/0x1fb0 [ 100.195684][ T5961] #2: ffffffff8d9a8bc0 (rcu_read_lock){....}-{1:3}, at: rt_read_lock+0x1f8/0x360 [ 100.195718][ T5961] [ 100.195718][ T5961] stack backtrace: [ 100.195741][ T5961] CPU: 1 UID: 0 PID: 5961 Comm: syz.3.4 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 100.195762][ T5961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 100.195780][ T5961] Call Trace: [ 100.195786][ T5961] [ 100.195794][ T5961] dump_stack_lvl+0x189/0x250 [ 100.195821][ T5961] ? __pfx_dump_stack_lvl+0x10/0x10 [ 100.195845][ T5961] ? __pfx__printk+0x10/0x10 [ 100.195863][ T5961] ? print_lock_name+0xde/0x100 [ 100.195881][ T5961] print_circular_bug+0x2ee/0x310 [ 100.195899][ T5961] check_noncircular+0x134/0x160 [ 100.195925][ T5961] validate_chain+0xb9b/0x2140 [ 100.195948][ T5961] ? validate_chain+0x897/0x2140 [ 100.195978][ T5961] __lock_acquire+0xab9/0xd20 [ 100.196001][ T5961] reacquire_held_locks+0x127/0x1d0 [ 100.196024][ T5961] ? __local_bh_disable_ip+0x264/0x400 [ 100.196051][ T5961] lock_release+0x1b4/0x3e0 [ 100.196072][ T5961] ? __local_bh_enable_ip+0x100/0x270 [ 100.196095][ T5961] __local_bh_enable_ip+0x10c/0x270 [ 100.196115][ T5961] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 100.196138][ T5961] ? rt_read_unlock+0x65/0xa0 [ 100.196157][ T5961] ? sock_i_ino+0x24/0xc0 [ 100.196180][ T5961] sock_i_ino+0xa9/0xc0 [ 100.196203][ T5961] smc_diag_dump_proto+0xa4c/0x1fb0 [ 100.196232][ T5961] ? __pfx_smc_diag_dump_proto+0x10/0x10 [ 100.196252][ T5961] ? __lruvec_stat_mod_folio+0x79/0x2f0 [ 100.196279][ T5961] ? __lruvec_stat_mod_folio+0x79/0x2f0 [ 100.196305][ T5961] ? __phys_addr+0xd3/0x180 [ 100.196328][ T5961] ? __kasan_kmalloc_large+0x85/0xa0 [ 100.196350][ T5961] ? rcu_is_watching+0x15/0xb0 [ 100.196374][ T5961] ? rcu_is_watching+0x15/0xb0 [ 100.196396][ T5961] ? trace_kmalloc+0x1f/0xd0 [ 100.196416][ T5961] ? __kmalloc_node_track_caller_noprof+0x213/0x450 [ 100.196441][ T5961] ? __build_skb_around+0x257/0x3e0 [ 100.196465][ T5961] smc_diag_dump+0x59/0xa0 [ 100.196483][ T5961] netlink_dump+0x6e4/0xe90 [ 100.196507][ T5961] ? __pfx_netlink_dump+0x10/0x10 [ 100.196524][ T5961] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 100.196546][ T5961] ? lockdep_hardirqs_on+0x9c/0x150 [ 100.196576][ T5961] __netlink_dump_start+0x5cb/0x7e0 [ 100.196598][ T5961] smc_diag_handler_dump+0x178/0x210 [ 100.196619][ T5961] ? __pfx_smc_diag_handler_dump+0x10/0x10 [ 100.196639][ T5961] ? __pfx_smc_diag_dump+0x10/0x10 [ 100.196658][ T5961] ? sock_diag_lock_handler+0x19/0x290 [ 100.196676][ T5961] ? sock_diag_lock_handler+0x19/0x290 [ 100.196696][ T5961] sock_diag_rcv_msg+0x4c9/0x600 [ 100.196715][ T5961] netlink_rcv_skb+0x205/0x470 [ 100.196730][ T5961] ? __pfx_sock_diag_rcv_msg+0x10/0x10 [ 100.196745][ T5961] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 100.196767][ T5961] ? netlink_deliver_tap+0x2e/0x1b0 [ 100.196786][ T5961] netlink_unicast+0x843/0xa10 [ 100.196806][ T5961] ? __pfx_netlink_unicast+0x10/0x10 [ 100.196822][ T5961] ? netlink_sendmsg+0x642/0xb30 [ 100.196839][ T5961] ? skb_put+0x11b/0x210 [ 100.196858][ T5961] netlink_sendmsg+0x805/0xb30 [ 100.196878][ T5961] ? __pfx_netlink_sendmsg+0x10/0x10 [ 100.196897][ T5961] ? bpf_lsm_socket_sendmsg+0x9/0x20 [ 100.196912][ T5961] ? __pfx_netlink_sendmsg+0x10/0x10 [ 100.196928][ T5961] __sock_sendmsg+0x219/0x270 [ 100.196945][ T5961] ____sys_sendmsg+0x508/0x820 [ 100.196967][ T5961] ? __pfx_____sys_sendmsg+0x10/0x10 [ 100.196990][ T5961] ? import_iovec+0x74/0xa0 [ 100.197007][ T5961] ___sys_sendmsg+0x21f/0x2a0 [ 100.197028][ T5961] ? __pfx____sys_sendmsg+0x10/0x10 [ 100.197072][ T5961] ? __fget_files+0x2a/0x420 [ 100.197094][ T5961] ? __fget_files+0x3a6/0x420 [ 100.197119][ T5961] __x64_sys_sendmsg+0x1a1/0x260 [ 100.197143][ T5961] ? __pfx___x64_sys_sendmsg+0x10/0x10 [ 100.197169][ T5961] ? rcu_is_watching+0x15/0xb0 [ 100.197194][ T5961] ? do_syscall_64+0xbe/0x3b0 [ 100.197217][ T5961] do_syscall_64+0xfa/0x3b0 [ 100.197237][ T5961] ? lockdep_hardirqs_on+0x9c/0x150 [ 100.197257][ T5961] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.197274][ T5961] ? clear_bhb_loop+0x60/0xb0 [ 100.197292][ T5961] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.197309][ T5961] RIP: 0033:0x7fef7a35ebe9 [ 100.197332][ T5961] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 100.197346][ T5961] RSP: 002b:00007fef785c6038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 100.197365][ T5961] RAX: ffffffffffffffda RBX: 00007fef7a595fa0 RCX: 00007fef7a35ebe9 [ 100.197378][ T5961] RDX: 0000000000004000 RSI: 0000200000000140 RDI: 0000000000000004 [ 100.197390][ T5961] RBP: 00007fef7a3e1e19 R08: 0000000000000000 R09: 0000000000000000 [ 100.197401][ T5961] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 100.197412][ T5961] R13: 00007fef7a596038 R14: 00007fef7a595fa0 R15: 00007fff05b06cd8 [ 100.197448][ T5961] [ 100.380942][ T5838] ieee80211 phy9: Selected rate control algorithm 'minstrel_ht' [ 100.396589][ T1135] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.396607][ T1135] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.414822][ T5840] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 100.482472][ T5847] ieee80211 phy10: Selected rate control algorithm 'minstrel_ht' [ 100.501233][ T5840] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 100.504442][ T1135] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.504459][ T1135] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.544358][ T1135] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.546354][ T1135] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.548432][ T1106] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.548448][ T1106] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.554997][ T1135] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.566765][ T1135] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.836656][ T5840] ieee80211 phy11: Selected rate control algorithm 'minstrel_ht' [ 100.911822][ T1135] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.911841][ T1135] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.930126][ T5840] ieee80211 phy12: Selected rate control algorithm 'minstrel_ht' [ 100.975773][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.975791][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50